Aero view of Fitchburg, Massachusetts 1915.
Perspective map not drawn to scale. LC Panoramic maps (2nd ed.), 292 Available also through the Library of Congress Web site as a raster image. Includes illus. and index to merchants and industry. Vault AACR2: 100; 651/1; 710/1

Aero view of Haverhill, Massachusetts 1914.
Perspective map not drawn to scale. Bird's-eye-view. LC Panoramic maps (2nd ed.), 297 Available also through the Library of Congress Web site as a raster image. Includes business directory and illus. AACR2